Suitable for both light and heavy duty work

Seamless Technology: Moisture-wicking and chafe-resistant
Relaxed Fit: Wide hydration pack-friendly straps and loose, breathable body
Graphic: All-over bird knit
Full Collection: Also in a short sleeve and long sleeve top
When to Wear: A go-to anytime you want your miles to fly by, especially great under hydration packs

With a well - designed ventilation system